field_data_tabular

These data represent gypsy moth population growth rates, topographic characteristics, and resource density over 22850 1x1 km locations in western Virginia and West Virginia, USA. They were derived from a combination of sources. Gypsy moth population data were derived from pheromone-baited trap catch data provided by the gypsy moth Slow the Spread Program, Inc. The basal area of gypsy moth preferred host trees is from: Morin, et al. 2005. Mapping host-species abundance of three major exotic forest pests. USDA Forest Service Research Paper NE-726. Topographic variables were derived from a digital elevation model from the National Elevation Dataset, United States Geologic Survey (2009). Please find additional details in the ReadMe file